The research which it led and it tried to observe the layout of Hwa-Um buddhist architecture by Avatamska sutra. The avatamska sutra is one of the scriptures which are important from Buddhism and Hwa-Um buddhist architecture is same channel. Sip-ji-pum that it includes the contents of avatamska sutra is most important. Hwa-um buddhist architecture can divide the major space into a three precinct. First, the gate to a Buddhist temple(A step of self interest. Second, Ru and a building for Buddhist priest(A step of Altruistic act). Third, A Buddhist sancturary(A step of Religious ascetic). From the above results, we can know that site layout of Hwa-um buddhist architecture in the Hwa-um sect relations to the dogmatic background, thought.